# NAPT vs STAI Conference

The clearest difference is iOS requirement: STAI Conference at 15.1 against NAPT's 17.0. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

NAPT ships an update every 3 months, STAI Conference every 2 months. The most recent releases landed on October 30, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | NAPT | STAI Conference |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 2 months** |
| Size | 75 MB | 43 MB |
| Requires iOS | 17.0 | **15.1** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 12+ |
| Developer | [NAPT Foundation, Inc.](https://appshunter.io/developer/1710446720) | [School Transportation Association of Indiana](https://appshunter.io/developer/1785676517) |

## What reviewers say

### NAPT

[App page](https://appshunter.io/ios/app/napt/id6468681668)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### STAI Conference

[App page](https://appshunter.io/ios/app/stai-conference/id6739501575)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is NAPT free?

NAPT is free to download, with no in-app purchases.

### Is STAI Conference free?

STAI Conference is free to download, with no in-app purchases.

### Do NAPT or STAI Conference have ads?

Neither NAPT nor STAI Conference shows ads.

### Which is updated more often, NAPT or STAI Conference?

NAPT ships an update every 3 months, and STAI Conference every 2 months. Most recently, NAPT was updated on October 30, 2026 and STAI Conference on October 28, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*